    #ifdef __cplusplus
    extern "C" {
    #endif
    void RunPandarSwiftSDK(char* deviceipaddr, int lidarport, int gpsport, char* correctionfile, char* firtimeflie, char* pcapfile,
								char* certFile, char* privateKeyFile, char* caFile, int runTime);                           
    void StopPandarSwiftSDK();
    void SetPcdFileWriteFlag(int flag ,int frameNum);
    void SetPrintFlag(int flag);

    #ifdef __cplusplus
    };
    #endif